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Zhejiang Huahai Pharmaceutical Co., Ltd.

USPTO Granted Patents = 64

EPO Patents = 45

Trademarks = 3

Forward Citations = 7

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198 inventors (with patents filed for the assignee):

Luning Huang (20 out of 20 patents)

Hong Gu (17 out of 17 patents)

Anping Tao (11 out of 11 patents)

4. Wenling Zhang (10 out of 10 patents)

5. Peng Wang (9 out of 13 patents)

6. Xiaowen Guo (8 out of 8 patents)

7. Wenfeng Huang (7 out of 8 patents)

8. Jian Ge (6 out of 7 patents)

9. Yunfei Li (6 out of 8 patents)

10. Yijin Wang (6 out of 7 patents)

11. Jicheng Zhang (6 out of 6 patents)

12. Guoliang Tu (6 out of 7 patents)

13. Jianguo An (5 out of 5 patents)

14. Yang Liu (5 out of 25 patents)

15. Zhiyun Wang (4 out of 4 patents)

Core Competencies:

Amide Compounds

JAK Kinase Inhibitor

Lurasidone Hydrochloride

Voriconazole

Levetiracetam

Donepezil

Nintedanib

Pregabalin

Sitagliptin

Apixaban

Rivaroxaban

Dabigatran Etexilate

64 patents: Sort by Forward Citations

1. 12516021 - Method for preparing brivaracetam and intermediate thereof (2026-01-06),

2. 12492165 - Method for purifying key intermediates of citalopram (2025-12-09),

3. 12473298 - Amide compounds, preparation method therefor, and use thereof in the medical field (2025-11-18),

4. 12398141 - JAK kinase inhibitor, preparation method for same, and applications thereof in field of medicine (2025-08-26),

5. 12304906 - Method for preparing lurasidone hydrochloride (2025-05-20),

6. 12258330 - Method for preparing voriconazole and intermediate thereof (2025-03-25),

7. 12227476 - Preparation method for levetiracetam intermediate (2025-02-18),

8. 12116342 - Method for preparing brivaracetam and intermediate thereof (2024-10-15),

9. 12091375 - Preparation method for triphenylchloromethane (2024-09-17),

10. 12084425 - Method for preparing escitalopram bis-hydroxynaphtoate crystal form a (2024-09-10),

11. 12018018 - Pregabalin lactam methylene dimer and preparation method therefor (2024-06-25),

12. 11919884 - Method for preparing voriconazole L-camphorsulphonate and voriconazole (2024-03-05),

13. 11919835 - Method for preparing pregabalin (2024-03-05),

14. 11845710 - Method for continuously preparing citalopram diol (2023-12-19),

15. 11801239 - Powder injection of the donepezil semi palmoxiric acid salt, composition containing same and preparation method therefor (2023-10-31),

Zhejiang Huahai Pharmaceutical Co., Ltd. is a global pharmaceutical company focusing on the research, development, production, and marketing of active pharmaceutical ingredients (APIs) and finished dosage forms (FDFs). With a commitment to enhancing human health and providing high-quality medicines, Huahai Pharma has built a strong reputation in the industry. The company adheres to strict quality control standards, employs advanced manufacturing technologies, and continuously invests in research and innovation. Huahai Pharma's products are exported to over 80 countries, serving millions of patients worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

64 Patents

#1 in Linhai

#459 in China

#11,195 in the World

Zhejiang Huahai Pharmaceutical Co., Ltd.

Forward Citations = 7

198 inventors:

Luning Huang (20 out of 20 patents)

Hong Gu (17 out of 17 patents)

Anping Tao (11 out of 11 patents)

4. Wenling Zhang (10 out of 10 patents)

5. Peng Wang (9 out of 13 patents)

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